National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Boston, Logan International Airport (KBOS)

Lat: 42.36°NLon: 71.01°WElev: 20ft.

Overcast

67°F

19°C

Humidity 81%
Wind Speed E 16 mph
Barometer 30.09 in (1018.9 mb)
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 17 Jun 12:54 pm EDT
Extended Forecast for

Watertown MA

  • This Afternoon

    This Afternoon: Scattered showers, mainly after 3pm. Patchy fog after 5pm. Otherwise, mostly cloudy, with a high near 70. East wind around 6 mph. Chance of precipitation is 50%.

    High: 70 °F

    Scattered
    Showers and
    Patchy Fog

  • Tonight

    Tonight: Scattered showers, mainly after 7pm. Patchy fog before 7pm, then patchy fog after 8pm. Otherwise, cloudy, with a low around 64. Southeast wind 3 to 6 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 64 °F

    Scattered
    Showers and
    Patchy Fog

  • Wednesday

    Wednesday: A chance of showers, mainly before 3pm. Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 79. South wind 6 to 8 mph. Chance of precipitation is 40%.

    High: 79 °F

    Chance
    Showers and
    Patchy Fog

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms, mainly between 4am and 5am. Mostly cloudy, with a low around 68. Southwest wind 5 to 7 mph. Chance of precipitation is 40%.

    Low: 68 °F

    Chance
    Showers

  • Juneteenth

    Juneteenth: A slight chance of showers and thunderstorms before 9am, then a slight chance of showers and thunderstorms after 3pm. Mostly sunny and hot, with a high near 92. Southwest wind 6 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.

    High: 92 °F

    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: A slight chance of showers and thunderstorms, mainly between 10pm and 2am. Partly cloudy, with a low around 68. West wind 8 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    Low: 68 °F

    Slight Chance
    T-storms

  • Friday

    Friday: Sunny, with a high near 83. West wind 9 to 11 mph.

    High: 83 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 65. West wind around 7 mph.

    Low: 65 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 84. West wind around 7 mph.

    High: 84 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Scattered showers, mainly after 3pm. Patchy fog after 5pm. Otherwise, mostly cloudy, with a high near 70. East wind around 6 mph. Chance of precipitation is 50%.
Tonight
Scattered showers, mainly after 7pm. Patchy fog before 7pm, then patchy fog after 8pm. Otherwise, cloudy, with a low around 64. Southeast wind 3 to 6 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
A chance of showers, mainly before 3pm. Patchy fog before 9am. Otherwise, mostly cloudy, with a high near 79. South wind 6 to 8 mph. Chance of precipitation is 40%.
Wednesday Night
A chance of showers and thunderstorms, mainly between 4am and 5am. Mostly cloudy, with a low around 68. Southwest wind 5 to 7 mph. Chance of precipitation is 40%.
Juneteenth
A slight chance of showers and thunderstorms before 9am, then a slight chance of showers and thunderstorms after 3pm. Mostly sunny and hot, with a high near 92. Southwest wind 6 to 11 mph, with gusts as high as 21 mph. Chance of precipitation is 20%.
Thursday Night
A slight chance of showers and thunderstorms, mainly between 10pm and 2am. Partly cloudy, with a low around 68. West wind 8 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Friday
Sunny, with a high near 83. West wind 9 to 11 mph.
Friday Night
Mostly clear, with a low around 65. West wind around 7 mph.
Saturday
Mostly sunny, with a high near 84. West wind around 7 mph.
Saturday Night
A chance of showers after 5am. Mostly cloudy, with a low around 68. Southwest wind around 6 mph. Chance of precipitation is 30%.
Sunday
Mostly sunny, with a high near 85. West wind 6 to 9 mph.
Sunday Night
Partly cloudy, with a low around 69. Southeast wind around 6 mph becoming southwest after midnight.
Monday
Partly sunny and hot, with a high near 92. Southwest wind 6 to 8 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Watertown MA
 42.37°N 71.16°W (Elev. 46 ft)
Last Update:
8:49 am EDT Jun 17, 2025
Forecast Valid:
1pm EDT Jun 17, 2025-6pm EDT Jun 23, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation